UFC 158: St-Pierre v Diaz

Josh Hedges/Zuffa LLC

Nick Diaz attempts to escape from bottom position against Georges St-Pierre in their welterweight championship bout during the UFC 158 event at Bell Centre on March 16, 2013 in Montreal, Quebec, Canada.

Nick Diaz attempts to escape from bottom position against Georges St-Pierre in their welterweight championship bout during the UFC 158 event at Bell Centre on March 16, 2013 in Montreal, Quebec, Canada.